Ideas for an Edible Prize That Will Keep For a Week?

Q: I've been asked to contribute a delicious "prize" for the greatest donor in an office charity drive, but with a catch: the prize will be on display for about a week! Obviously this rules out tons of things I can think of off the cuff, especially the baked goods I first had in mind. What can I make that will keep for the prize display?

Sent by Ingrid

Editor: Ingrid, perhaps you could provide a photo of the recipe you want to make and that could be put on display instead of the actual item? If not, this post might give you a few ideas for treats that keep well: